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Entropy of vaporization, the Glossary

Index Entropy of vaporization

In thermodynamics, the entropy of vaporization is the increase in entropy upon vaporization of a liquid.[1]

Table of Contents

  1. 21 relations: Bar (unit), Enthalpy of vaporization, Entropy, Entropy (order and disorder), Entropy of fusion, Gas, Gibbs free energy, Hydrogen bond, Joule, Kelvin, Liquid, Melting, Mole (unit), Oxford University Press, Phase transition, Standard temperature and pressure, Thermodynamic temperature, Thermodynamics, Trouton's rule, Vapor, Vaporization.

  2. Thermodynamic entropy

Bar (unit)

The bar is a metric unit of pressure defined as 100,000 Pa (100 kPa), though not part of the International System of Units (SI).

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Enthalpy of vaporization

In thermodynamics, the enthalpy of vaporization (symbol), also known as the (latent) heat of vaporization or heat of evaporation, is the amount of energy (enthalpy) that must be added to a liquid substance to transform a quantity of that substance into a gas.

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Entropy

Entropy is a scientific concept that is most commonly associated with a state of disorder, randomness, or uncertainty. Entropy of vaporization and Entropy are thermodynamic properties.

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Entropy (order and disorder)

In thermodynamics, entropy is often associated with the amount of order or disorder in a thermodynamic system. Entropy of vaporization and entropy (order and disorder) are thermodynamic entropy.

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Entropy of fusion

In thermodynamics, the entropy of fusion is the increase in entropy when melting a solid substance. Entropy of vaporization and entropy of fusion are thermodynamic entropy, thermodynamic properties and thermodynamics stubs.

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Gas

Gas is one of the four fundamental states of matter.

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Gibbs free energy

In thermodynamics, the Gibbs free energy (or Gibbs energy as the recommended name; symbol G) is a thermodynamic potential that can be used to calculate the maximum amount of work, other than pressure-volume work, that may be performed by a thermodynamically closed system at constant temperature and pressure.

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Hydrogen bond

In chemistry, a hydrogen bond (or H-bond) is primarily an electrostatic force of attraction between a hydrogen (H) atom which is covalently bonded to a more electronegative "donor" atom or group (Dn), and another electronegative atom bearing a lone pair of electrons—the hydrogen bond acceptor (Ac).

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Joule

The joule (pronounced, or; symbol: J) is the unit of energy in the International System of Units (SI).

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Kelvin

The kelvin, symbol K, is the base unit of measurement for temperature in the International System of Units (SI).

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Liquid

A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a nearly constant volume independent of pressure.

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Melting

Melting, or fusion, is a physical process that results in the phase transition of a substance from a solid to a liquid.

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Mole (unit)

The mole (symbol mol) is a unit of measurement, the base unit in the International System of Units (SI) for amount of substance, a quantity proportional to the number of elementary entities of a substance.

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Oxford University Press

Oxford University Press (OUP) is the publishing house of the University of Oxford.

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Phase transition

In physics, chemistry, and other related fields like biology, a phase transition (or phase change) is the physical process of transition between one state of a medium and another.

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Standard temperature and pressure

Standard temperature and pressure (STP) or Standard conditions for temperature and pressure are various standard sets of conditions for experimental measurements used to allow comparisons to be made between different sets of data.

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Thermodynamic temperature

Thermodynamic temperature is a quantity defined in thermodynamics as distinct from kinetic theory or statistical mechanics.

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Thermodynamics

Thermodynamics is a branch of physics that deals with heat, work, and temperature, and their relation to energy, entropy, and the physical properties of matter and radiation.

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Trouton's rule

In thermodynamics, Trouton's rule states that the (molar) entropy of vaporization is almost the same value, about 85–88 J/(K·mol), for various kinds of liquids at their boiling points. Entropy of vaporization and Trouton's rule are thermodynamic properties.

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Vapor

In physics, a vapor (American English) or vapour (Commonwealth English; see spelling differences) is a substance in the gas phase at a temperature lower than its critical temperature,R.

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Vaporization

Vaporization (or vaporisation) of an element or compound is a phase transition from the liquid phase to vapor.

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See also

Thermodynamic entropy

References

[1] https://en.wikipedia.org/wiki/Entropy_of_vaporization

Also known as Standard entropy change of vaporization.